.file-upload-container {
  .upload-card {
    margin-bottom: 16px;
    
    .upload-area {
      .upload-dragger {
        border: 2px dashed #d9d9d9;
        border-radius: 8px;
        background: #fafafa;
        transition: all 0.3s ease;
        
        &:hover {
          border-color: #1890ff;
          background: #f0f8ff;
        }
        
        .ant-upload-drag-icon {
          font-size: 48px;
          color: #1890ff;
          margin-bottom: 16px;
        }
        
        .ant-upload-text {
          font-size: 16px;
          font-weight: 500;
          color: #262626;
          margin-bottom: 8px;
        }
        
        .ant-upload-hint {
          font-size: 14px;
          color: #8c8c8c;
          line-height: 1.5;
        }
      }
    }
    
    .converting-status {
      text-align: center;
      padding: 16px;
      background: #f6ffed;
      border: 1px solid #b7eb8f;
      border-radius: 6px;
      
      .ant-progress {
        margin-bottom: 8px;
      }
    }
  }
  
  .converted-files-card {
    .converted-file-item {
      margin-bottom: 12px;
      border: 1px solid #f0f0f0;
      border-radius: 8px;
      transition: all 0.3s ease;
      
      &:hover {
        border-color: #1890ff;
        box-shadow: 0 2px 8px rgba(24, 144, 255, 0.1);
      }
      
      .ant-card-meta {
        .ant-card-meta-avatar {
          display: flex;
          align-items: center;
        }
        
        .ant-card-meta-detail {
          .ant-card-meta-title {
            font-size: 14px;
            font-weight: 500;
            margin-bottom: 4px;
          }
        }
      }
      
      .ant-card-actions {
        background: #fafafa;
        border-top: 1px solid #f0f0f0;
        
        li {
          margin: 0;
          
          .ant-btn-link {
            height: auto;
            padding: 8px 16px;
            
            &:hover {
              background: rgba(24, 144, 255, 0.1);
            }
            
            &.ant-btn-dangerous:hover {
              background: rgba(255, 77, 79, 0.1);
            }
          }
        }
      }
    }
  }
  
  // 响应式设计
  @media (max-width: 768px) {
    .upload-card {
      .upload-dragger {
        .ant-upload-drag-icon {
          font-size: 36px;
        }
        
        .ant-upload-text {
          font-size: 14px;
        }
        
        .ant-upload-hint {
          font-size: 12px;
        }
      }
    }
    
    .converted-files-card {
      .converted-file-item {
        .ant-card-actions {
          li {
            .ant-btn-link {
              padding: 6px 12px;
              font-size: 12px;
            }
          }
        }
      }
    }
  }
}